Results 1 to 10 of about 16,471,227 (282)

Online Misinformation: Challenges and Future Directions [PDF]

open access: yes, 2018
Misinformation has become a common part of our digital media environments and it is compromising the ability of our societies to form informed opinions.
Alani, Harith, Fernandez, Miriam
core   +1 more source

Representative Samples, Random Sampling

open access: yesCambio. Rivista sulle Trasformazioni Sociali, 2022
Abstract della redazione: In the social sciences literature the expressions  ‘random sample’ and ‘representative sample’ are often used improperly and sometimes even interchangeably by students who seem to think that sample is representative in so far, and because, it is random. In this essay I shall discuss the proper use of ‘random ...
openaire   +2 more sources

Characterisation of c-Si modules after 20 years of outdoor exposure on an electric vehicle [PDF]

open access: yes, 2017
Characterisation of 4 crystalline silicon photovoltaic modules mounted on an electric vehicle and exposed outdoor for more than 20 years was performed. Heavy soiling was apparent and manual cleaning led to an average increase of Pmax of 14%, due mainly ...
LOPEZ GARCIA Juan, SAMPLE Tony
core   +1 more source

Sampling Techniques

open access: yes, 2021
This chapter assesses sampling techniques. Researchers may restrict their data collection to a sample of a population for convenience or necessity if they lack the time and resources to collect data for the entire population. Therefore, a sample is any subset of units collected from a population.
openaire   +2 more sources

Overpowered: American domination, democracy and the ethics of energy consumption [PDF]

open access: yes, 2006
The United States has used its overwhelming political and economic power to secure for itself a disproportionate share of the world’s non-renewable energy resources, most of which are located outside of our borders.
Sample, Ruth
core   +1 more source

Functional CLT for sample covariance matrices [PDF]

open access: yes, 2010
Using Bernstein polynomial approximations, we prove the central limit theorem for linear spectral statistics of sample covariance matrices, indexed by a set of functions with continuous fourth order derivatives on an open interval including $[(1-\sqrt{y})
Bai, Zhidong, Wang, Xiaoying, Zhou, Wang
core   +1 more source

Thoughts about a General Theory of Influence in a DIME/PMESII/ASCOP/IRC2 Model [PDF]

open access: yes, 2019
The leading question of this paper is: “How would influence warfare (“iWar”) work and how can we simulate it?” The paper discusses foundational aspects of a theory and model of influence warfare by discussing a framework built along the DIME/PMESII/ASCOP
Kodalle, Thorsten   +3 more
core  

Sample exam questions. [PDF]

open access: yes, 2013
All original material in this collection is distributed under a Free Culture license. You are free to share, remix, and make commercial use of the work, under the Attribution and Share Alike ...
Torroni, Paolo
core  

Sampling Development [PDF]

open access: yesJournal of Cognition and Development, 2011
Research in developmental psychology requires sampling at different time points. Accurate depictions of developmental change provide a foundation for further empirical studies and theories about developmental mechanisms. However, overreliance on widely spaced sampling intervals in cross-sectional and longitudinal designs threatens the validity of the ...
Karen E, Adolph, Scott R, Robinson
openaire   +2 more sources

Liquid sample processor [PDF]

open access: yes, 1975
Processor is automatic and includes series of extraction tubes packed with fibrous absorbent material of large surface area. When introduced into these tubes, liquid test samples become completely absorbed by packing material as thin ...
Campen, C. F., Jr., Jahnsen, V. J.
core   +1 more source

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